Which passage BEST shows the author's use of imagery to create a suspenseful mood?

A. "Life is for the strong, to be lived by the strong, and, if needs be, taken by the strong. The weak of the world were put here to give the strong pleasure.”

B. "The general took from his pocket a gold cigarette case and offered his guest a long black cigarette with a silver tip; it was perfumed and gave off a smell like incense."

C. "The lights from the windows sent a flickering illumination that made grotesque patterns on the courtyard below, and Rainsford could see moving about there a dozen or so huge black shapes; as they turned toward him, their eyes glittered greenly."

D. "You have some wonderful heads here," said Rainsford as he ate a particularly well-cooked filet mignon. " That Cape buffalo is the largest I ever saw."